Insight · Plateer AI Labs

Article series

The GS Certification Diary

Three weeks of reading 80 defect reports and rebuilding the code, the errors, and the manual

5 articles

The Harness Diary

Designing the execution environment an AI agent works in, from the ground up

10 articles

The Ontology Diary

Starting from the questions, building a knowledge graph, then working on quality and search

10 articles

All articles

Tech NoteThe Ontology Diary2026.05.30

Shrinking CSV rows while keeping legitimate classes (Part 5)

Separating fact-table row omission from orphan-class detection and deletion, so optimizing for size does not turn into loss of meaning.

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Tech NoteThe GS Certification Diary2026.05.30

Rebuilding error handling so failure says it failed (Part 3)

GS certification flagged a success message and an error log on one screen. Rebuilding error handling: field validation, specific text, no silent failures.

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Tech NoteThe Harness Diary2026.05.26

Why retry and termination conditions are separate (Part 5)

Separating the meanings of transport recovery, progress through a tool, and quality rewriting, and making a terminal tool end exactly the current round.

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